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Related papers: Semi-parametric Topological Memory for Navigation

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In building artificial intelligence (AI) agents, referring to how brains function in real environments can accelerate development by reducing the design space. In this study, we propose a probabilistic generative model (PGM) for navigation…

Artificial Intelligence · Computer Science 2022-03-22 Akira Taniguchi , Ayako Fukawa , Hiroshi Yamakawa

Recently, the navigation of mobile robots in unknown environments has become a particularly significant research topic. Previous studies have primarily employed real-time environmental mapping using cameras and LiDAR, along with…

Robotics · Computer Science 2026-04-20 Yusuke Tsunoda , Shoken Otsuka , Kazuki Ito , Runze Xiao , Keisuke Naniwa , Yuichiro Sueoka , Koichi Osuka

Maintaining a map online is resource-consuming while a robust navigation system usually needs environment abstraction via a well-fused map. In this paper, we propose a mapless planner which directly conducts such abstraction on the unfused…

Robotics · Computer Science 2020-11-12 Jialin Ji , Zhepei Wang , Yingjian Wang , Chao Xu , Fei Gao

Trajectory planning is a fundamental problem in robotics. It facilitates a wide range of applications in navigation and motion planning, control, and multi-agent coordination. Trajectory planning is a difficult problem due to its…

Robotics · Computer Science 2024-02-13 Zihan Yu , Yuqing Tang

Continual learning poses a fundamental challenge for neural systems, which often suffer from catastrophic forgetting when exposed to sequential tasks. Self-Organizing Maps (SOMs), despite their interpretability and efficiency, are not…

Machine Learning · Computer Science 2026-03-19 Igor Urbanik , Paweł Gajewski

Autonomous navigation in unfamiliar environments requires robots to simultaneously explore, localise, and plan under uncertainty, without relying on predefined maps or extensive training. We present Active Inference MAPping and Planning…

Robotics · Computer Science 2026-04-23 Daria de tinguy , Tim Verbelen , Emilio Gamba , Bart Dhoedt

Recent results suggest that splitting topological navigation into robot-independent and robot-specific components improves navigation performance by enabling the robot-independent part to be trained with data collected by robots of…

Robotics · Computer Science 2024-03-01 Lauri Suomela , Jussi Kalliola , Harry Edelman , Joni-Kristian Kämäräinen

Achieving fully autonomous exploration and navigation remains a critical challenge in robotics, requiring integrated solutions for localisation, mapping, decision-making and motion planning. Existing approaches either rely on strict…

Robotics · Computer Science 2026-04-15 Daria de Tinguy , Tim Verbelen , Emilio Gamba , Bart Dhoedt

The hippocampal formation is thought to learn spatial maps of environments, and in many models this learning process consists of forming a sensory association for each location in the environment. This is inefficient, akin to learning a…

Artificial Intelligence · Computer Science 2021-07-02 Marcus Lewis

Self-organizing maps (SOMs) are a technique that has been used with high-dimensional data vectors to develop an archetypal set of states (nodes) that span, in some sense, the high-dimensional space. Noteworthy applications include weather…

Applications · Statistics 2009-01-23 Huiyan Sang , Alan E. Gelfand , Chris Lennard , Gabriele Hegerl , Bruce Hewitson

Network science provides valuable insights across numerous disciplines including sociology, biology, neuroscience and engineering. A task of major practical importance in these application domains is inferring the network structure from…

Machine Learning · Computer Science 2019-05-01 Vassilis N. Ioannidis , Yanning Shen , Georgios B. Giannakis

Visual navigation has been widely used for state estimation of micro aerial vehicles (MAVs). For stable visual navigation, MAVs should generate perception-aware paths which guarantee enough visible landmarks. Many previous works on…

Robotics · Computer Science 2021-07-20 Dabin Kim , Gyeong Chan Kim , Youngseok Jang , H. Jin Kim

Hierarchical temporal memory (HTM) is a biomimetic sequence memory algorithm that holds promise for invariant representations of spatial and spatiotemporal inputs. This paper presents a comprehensive neuromemristive crossbar architecture…

Emerging Technologies · Computer Science 2018-12-31 Abdullah M. Zyarah , Dhireesha Kudithipudi

Off-road environments present unique challenges for autonomous navigation due to their complex and unstructured nature. Traditional global path-planning methods, which typically aim to minimize path length and travel time, perform poorly on…

Novel architectures have recently improved generative image synthesis leading to excellent visual quality in various tasks. Much of this success is due to the scalability of these architectures and hence caused by a dramatic increase in…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Andreas Blattmann , Robin Rombach , Kaan Oktay , Jonas Müller , Björn Ommer

Prediction and discovery of new materials with desired properties are at the forefront of quantum science and technology research. A major bottleneck in this field is the computational resources and time complexity related to finding new…

Neural network (NN)-based methods have emerged as an attractive approach for robot motion planning due to strong learning capabilities of NN models and their inherently high parallelism. Despite the current development in this direction,…

Robotics · Computer Science 2022-08-25 Xiao Zang , Miao Yin , Lingyi Huang , Jingjin Yu , Saman Zonouz , Bo Yuan

UMAP is a non-parametric graph-based dimensionality reduction algorithm using applied Riemannian geometry and algebraic topology to find low-dimensional embeddings of structured data. The UMAP algorithm consists of two steps: (1) Compute a…

Machine Learning · Computer Science 2021-08-31 Tim Sainburg , Leland McInnes , Timothy Q Gentner

We develop a language-guided navigation task set in a continuous 3D environment where agents must execute low-level actions to follow natural language navigation directions. By being situated in continuous environments, this setting lifts a…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Jacob Krantz , Erik Wijmans , Arjun Majumdar , Dhruv Batra , Stefan Lee

Semantic navigation requires an agent to navigate toward a specified target in an unseen environment. Employing an imaginative navigation strategy that predicts future scenes before taking action, can empower the agent to find target…

Robotics · Computer Science 2025-08-12 Yue Hu , Junzhe Wu , Ruihan Xu , Hang Liu , Avery Xi , Henry X. Liu , Ram Vasudevan , Maani Ghaffari
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